<!DOCTYPE html>
<html lang="zh-CN">
  <head>
    <meta charset="utf-8">
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    <title>感觉自己挺好的</title>

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    <style type="text/css">
          .row>div{
              border: 1px solid #0094ff;
          }
    </style>
  </head>
  <body>
<div class='container'>    
            <div class="row">
                      <div class="col-md-2">.col-md-2</div>
                      <div class="col-md-2">.col-md-2</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
              </div>
  </div>
  <div class='container-fluid'>    
            <div class="row">
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
                      <div class="col-md-1">.col-md-1</div>
              </div>
  </div>
    <div class='container-fluid'>    
            <div class="row">
                      <div class="col-lg-4 col-md-5 col-sm-6 col-xs-12">..col-lg-4 col-md-5</div>
                      <div class="col-lg-4 col-md-5 col-sm-6 col-xs-12">..col-lg-4 col-md-5</div>
                      <div class="col-lg-4 col-md-2 col-sm-2 col-xs-12">..col-lg-4 col-md-2</div>
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